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Enes, Volvo Master Technician
Category: Volvo
Satisfied Customers: 5555
Experience:  18 yrs+. experience as Volvo & ASE Certified Master Technician.
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Fm 400 8 wheeler vibration in drive line at between 80 and

Customer Question

Fm 400 8 wheeler vibration in drive line at between 80 and 90km an hour on it's 3 carrier bearing in less than 12 months
Submitted: 3 years ago.
Category: Volvo
Expert:  Enes replied 3 years ago.
Enes : and welcome to our web page here my name is***** a Certified Volvo Car Expert Mechanic.I'm going to try today to answer your question.
Enes : bad u joints on drive shaft , bad drive shaft out balance , drive shaft lost it center point rear end requires adjustment as far bushings and mounts. They need to look close up and replace all bad parts hard to say what you direct bad but those are items what go bad